CL

Chi Yin Alan Leung

P( Polygroup Macau Limited (Bvi): 44 patents #1 of 39Top 3%
BL Belgravia Wood Limited: 9 patents #2 of 17Top 15%
NL Nano And Advanced Materials Institute Limited: 2 patents #49 of 283Top 20%
Overall (All Time): #43,827 of 4,157,543Top 2%
56
Patents All Time

Issued Patents All Time

Showing 1–25 of 56 patents

Patent #TitleCo-InventorsDate
12362523 Powered tree construction with rotation limiting Ricky Tong, Chi Kin Samuel Kwok, Chang-Jun He 2025-07-15
12241500 Connector systems and methods thereto 2025-03-04
12129995 Systems and methods for controlling decorative lighting Chi Kin Samuel Kwok, Eric SZWEDA 2024-10-29
12114783 Air bed having an improved built-in air pump 2024-10-15
12111042 Variable multi-color LED light string and controller for an artificial tree Chi Kin Samuel Kwok 2024-10-08
12111028 Systems and methods for water resistant decorative light strings 2024-10-08
11967790 Powered tree construction with rotation limiting Ricky Tong, Chi Kin Samuel Kwok, Chang-Jun He 2024-04-23
11946280 Systems and methods for a container with portholes Ricky Tong 2024-04-02
11901684 Electrical and mechanical coupling systems for artificial powered trees and associated methods Victor Hugo Ocegueda Gallaga, Kevin Zhang, May Kong Wong, Sunny Qiu 2024-02-13
D1013637 Combined electrical and mechanical connector 2024-02-06
D1012031 Combined electrical and mechanical connector 2024-01-23
11856953 Launderable bactericidal and virucidal fabric finish Wing Nien Wylie O, Tsz Hin YUI, Chun Sing LEUNG, Ka Yim YEUNG 2024-01-02
11846066 Anti-pilling merino wool fabric, garments comprising thereof, and method of fabrication thereof Wing Nien Wylie O, Tsz Hin YUI, Ka Yim YEUNG, Chenghe DONG 2023-12-19
11799251 Powered tree construction with rotation limiting Ricky Tong, Chi Kin Samuel Kwok, Chang-Jun He 2023-10-24
D1000389 Combined electrical and mechanical connector 2023-10-03
D999172 Combined electrical and mechanical connector 2023-09-19
11686460 Durable coated and wired diode apparatus 2023-06-27
11602237 Multi-wire quick assemble tree Chang-Jun He, Chi Kin Samuel Kwok 2023-03-14
11460179 Variable multi-color LED light string and controller for an artificial tree Chi Kin Samuel Kwok 2022-10-04
11095078 Powered tree construction with rotation limiting Ricky Tong, Chi Kin Samuel Kwok, Chang-Jun He 2021-08-17
11019692 Variable multi-color LED light string and controller for an artificial tree Chi Kin Samuel Kwok 2021-05-25
10985513 Powered tree construction with rotation limiting Ricky Tong, Chi Kin Samuel Kwok, Chang-Jun He 2021-04-20
10934731 Systems and methods for a container with portholes Ricky Tong 2021-03-02
10842306 Multi-wire quick assemble tree Chang-Jun He, Chi Kin Samuel Kwok 2020-11-24
10777949 Powered tree construction Ricky Tong, Chi Kin Samuel Kwok, Chang-Jun He 2020-09-15